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Contents
- The climate of Ouesso
- The best time to visit Ouesso
- The worst time to visit Ouesso
- Spring weather in Ouesso
- Summer weather in Ouesso
- Autumn weather in Ouesso
- Winter weather in Ouesso
- Weather in January
- Weather in February
- Weather in March
- Weather in April
- Weather in May
- Weather in June
- Weather in July
- Weather in August
- Weather in September
- Weather in October
- Weather in November
- Weather in December
- Frequently asked questions
- Average temperature
- Average pressure
- Average wind speed
- Average humidity
- Average rainfall
- Average rainfall days
- Average daylight
- Average sunshine
- Average sunshine days
- Average UV index
- Average cloud cover
- Average visibility
The climate of Ouesso
Ouesso, Congo, is characterized by a Tropical Monsoon climate, classified as 'Am' based on the Köppen system. This climatic category usually includes regions where the monthly average temperature stands above 18°C (64.4°F). Going through the climatological parameters of Ouesso, it's evident that the weather remains predominantly hot and humid throughout the entire year.
Ouesso exhibits a narrow range of high temperatures, fluctuating between 30.5°C (86.9°F) in September and 35.7°C (96.3°F) in January. This shows that the region experiences little variation in high temperatures throughout the year, maintaining a hot tropical climate. As for the low temperatures, they remain relatively stable, with a slight peak at 22.3°C (72.1°F) in February and March, and the lowest at 21.2°C (70.2°F) in September.
Analyzing humidity levels, it can be observed that the relative humidity peaks with 84% in October, indicating months of higher moisture content. Unsurprisingly, these months also coincide with a high rainfall rate, ranging from 68mm (2.68") in July to a peak of 147mm (5.79") in October. The number of rainfall days surges from 9.3 in January to a high of 28.1 in October, signifying a notable increase in wet days during this period.
The highest recorded UV Index for Ouesso stands at 7, a value denoted from January to April and again in July and December; the UV Index falls slightly to 6 from May to June and again in August to November. Visibility dips to 7km (4.3mi) in September and October, whereas it climbs back up to 10km (6.2mi) in January and December.
Ouesso exhibits a narrow range of high temperatures, fluctuating between 30.5°C (86.9°F) in September and 35.7°C (96.3°F) in January. This shows that the region experiences little variation in high temperatures throughout the year, maintaining a hot tropical climate. As for the low temperatures, they remain relatively stable, with a slight peak at 22.3°C (72.1°F) in February and March, and the lowest at 21.2°C (70.2°F) in September.
Analyzing humidity levels, it can be observed that the relative humidity peaks with 84% in October, indicating months of higher moisture content. Unsurprisingly, these months also coincide with a high rainfall rate, ranging from 68mm (2.68") in July to a peak of 147mm (5.79") in October. The number of rainfall days surges from 9.3 in January to a high of 28.1 in October, signifying a notable increase in wet days during this period.
The highest recorded UV Index for Ouesso stands at 7, a value denoted from January to April and again in July and December; the UV Index falls slightly to 6 from May to June and again in August to November. Visibility dips to 7km (4.3mi) in September and October, whereas it climbs back up to 10km (6.2mi) in January and December.
The best time to visit Ouesso
If one prefers a sunnier and less rainy period during the year, the best bet to visit Ouesso would be from January to April. During these months, sunshine hours peak at 10.6 in July and the rainfall is at its lowest with 22mm (0.87") in January. This stretch of months also sees the highest recorded UV index and relatively lower humidity levels, making it ideal for outdoor activities.
The worst time to visit Ouesso
The period between September and October might not be ideal for travellers as it marks the highest volume of rainfall, 106mm (4.17") and 147mm (5.79") respectively, combined with the highest relative humidity levels of the year, peaking at 83% and 84% respectively. These months also register the lowest visibility, with 7km (4.3mi), suggesting high levels of atmospheric moisture present.
Spring weather in Ouesso
Ouesso doesn’t experience spring in the traditional sense as it is located close to the Equator. The climatic conditions during March, April, and May experience high temperatures, varying from 33.9°C (93°F) to 31.3°C (88.3°F), while the lows remain consistent at around 22°C (71.6°F). The rainfall begins to rise in spring, with a notable jump from 51mm (2.01") in February to 97mm (3.82") in March and increasing further to 113mm (4.45") in April and May.
Summer weather in Ouesso
Again, the notion of summer doesn't apply to Ouesso traditionally. However, the months of June, July, and August witness a slight decrease in high temperatures, moving down to around the 31°C (87.8°F) mark. June has the least rainfall in the middle stretch of the year, with 98mm (3.86"); July follows the trend with 68mm (2.68"). In contrast, August sees an increment with 80mm (3.15") of rainfall.
Autumn weather in Ouesso
Autumn, in the usual sense, is non-existent in Ouesso. However, during the September to November period, rainfall surges significantly. September rainfall records 106mm (4.17"), which shoots up to 147mm (5.79") in October before dropping back down to 113mm (4.45") in November. The temperature variates minimally, with highs hovering around 31°C (87.8°F) and lows maintaining a consistent 21°C (69.8°F) throughout these months.
Winter weather in Ouesso
The term winter does not characterize Ouesso's weather conditions during the period spanning December to February. The highs rise marginally from 34°C (93.2°F) in December to 35.7°C (96.3°F) in January, while lows also see a slight increase from 21.5°C (70.7°F) in December to 22.3°C (72.1°F) in February. Rainfall dips sharply to 25mm (0.98") and 22mm (0.87") in December and January, providing a respite from the preceding rainy period before rising somewhat to 51mm (2.01") in February.
Weather in January
Predicted weather conditions for Ouesso, Congo in January can be characterized by moderately high temperatures and relatively low rainfall. It is also the month with the lowest humidity of 54%. The month starts with promises of sunshine, as the low rainfall allows ample sunlight to shine down on the town. Weather in January »
Weather in February
As February rolls around in Ouesso, Congo, a surge in rainfall by 29mm (1.14") from the previous month is forecasted. This increase in precipitation coincides with a bump in the temperature range, creating a rich, tropical climate. Weather in February »
Weather in March
Compared to February, March in Ouesso, Congo, is expected to bring more rainfall with a relative increase in humidity. A similar temperature trend is anticipated, maintaining the thriving, humid conditions. The increase in rainfall might obscure the sun, decreasing daytime sunshine hours. Weather in March »
Weather in April
The weather in April at Ouesso, Congo is characterized by high humidity levels accompanied by the highest rainfall since the year commenced up to 114mm (4.49"). With skies mostly overcast, the month experiences fewer sunshine hours compared to its predecessors. Weather in April »
Weather in May
The weather in Ouesso, Congo, continues with the ongoing monsoon season during May. Despite a slight decrease in rainfall since April, the month experiences similar, relatively high humidity levels. Cloud cover persists throughout May resulting in shorter hours of sunshine compared to previous months. Weather in May »
Weather in June
June in Ouesso, Congo, paves the way for the onset of summer with a notable surge in sunshine hours. Slight but steady, the temperature increments alongside a commensurate drop in rainfall thereby signifying the retreat of the monsoon season. Weather in June »
Weather in July
July in Ouesso, Congo, brings forward a comforting reprieve from the previous months' rains, with rainfall dropping to 68mm (2.68"). The shift from monsoons to summer is punctuated by a hike in sunshine hours, bestowing the region with bright, sunny days. Weather in July »
Weather in August
Following the weather trends of its precursor, August in Ouesso, Congo, puts forward a mild increase in rainfall. In addition, the month registers the highest humidity level, reaching 79%. The sustained cloud cover continues from previous months curtailing the sunshine hours. Weather in August »
Weather in September
With September in Ouesso, Congo, the residents brace for additional rainfall, reaching up to 106mm (4.17"). This month retains the pattern of high humidity levels and deduced sunshine hours following August. However, a slight decrease in temperature indicates the progressive shift towards the end of summer. Weather in September »
Weather in October
October in Ouesso, Congo, witnesses a substantial increase in rainfall up to 147mm (5.79"), the peak in the annual weather cycle. The month also brings about a steep decline in sunshine hours. Despite a slight drop in temperature, the humidity remains fairly high. Weather in October »
Weather in November
As November unfolds in Ouesso, Congo, a significant dip in rainfall marks the commencement of the transition from heavy rains characteristic of October. Although the temperatures remain steady, the humidity sees a decline, bordering towards the annual average. Weather in November »
Weather in December
December in Ouesso, Congo, is earmarked by a drastic drop in rainfall, bringing a pleasant reprieve from the heavy monsoons of the past months. With increased sunshine hours coupled with high pressure, the month maintains a comfortable ambient temperature. Weather in December »
[Resources]Frequently asked questions
What are the warmest months in Ouesso?
With average high temperatures of 35.7°C (96.3°F) and lows of 21.5°C (70.7°F), January is the warmest month in Ouesso, Congo.
What is the least humid month in Ouesso?
The least humid month in Ouesso is January, with an average relative humidity of 54%.
What is the driest month in Ouesso?
The month with the least rainfall in Ouesso is January, when the rain falls for 9.3 days and typically collects 22mm (0.87") of precipitation.
How many days does it rain in Ouesso?
Throughout the year, in Ouesso, there are 254.7 rainfall days, and 1034mm (40.71") of precipitation is accumulated.
What is the month with the highest UV index in Ouesso?
January through May, July, November and December, with an average maximum UV index of 7, are months with the highest UV index in Ouesso.
When are the longest days in Ouesso?
June has the longest days of the year in Ouesso, with an average of 12h and 12min of daylight.
What are the months with the lowest UV index in Ouesso?
The months with the lowest UV index in Ouesso, Congo, are June, August through October, with an average maximum UV index of 6.
What month has the most sunshine in Ouesso?
July has the most sunshine of the year in Ouesso, with an average of 10.6h of sunshine.
What is the coldest month in Ouesso?
In Ouesso, Congo, the lowest temperatures are generally noted in September, averaging a high of 30.5°C (86.9°F) and a low of 21.2°C (70.2°F).
What is the most humid month in Ouesso?
The most humid month is October, with an average relative humidity of 84%.
What is the rainiest month in Ouesso?
October is the month with the most rainfall in Ouesso. Rain falls for 28.1 days and accumulates 147mm (5.79") of precipitation.
What is the month with the least sunshine in Ouesso?
With an average of 7.3h of sunshine, October has the least sunshine of the year.
What is the month with the shortest days in Ouesso?
The month with the shortest days in Ouesso, Congo, is December, with an average of 12h and 0min of daylight.
Is there Daylight Saving Time (DST) in Ouesso?
Ouesso, Congo, does not observe Daylight Saving Time (DST). WAT timezone is used throughout the entire year.
Average temperature
Ouesso, Congo
The warmest month (with the highest average high temperature) is January (35.7°C).
The month with the lowest average high temperature is September (30.5°C).
The months with the highest average low temperature are February and March (22.3°C).
The coldest month (with the lowest average low temperature) is September (21.2°C).
Average pressure
Ouesso, Congo
- Average pressure in January:
1009.6mbar - Average pressure in February:
1008.8mbar - Average pressure in March:
1009.1mbar - Average pressure in April:
1009.5mbar - Average pressure in May:
1010.6mbar - Average pressure in June:
1012.1mbar
- Average pressure in July:
1012.3mbar - Average pressure in August:
1012mbar - Average pressure in September:
1011.8mbar - Average pressure in October:
1010.6mbar - Average pressure in November:
1009.8mbar - Average pressure in December:
1009.7mbar
The month with the highest atmospheric pressure is July (1012.3mbar).
The month with the lowest atmospheric pressure is February (1008.8mbar).
Average wind speed
Ouesso, Congo
- Average wind speed in January:
4.3km/h - Average wind speed in February:
4.5km/h - Average wind speed in March:
4.5km/h - Average wind speed in April:
4.3km/h - Average wind speed in May:
4km/h - Average wind speed in June:
4km/h
- Average wind speed in July:
4.3km/h - Average wind speed in August:
4.4km/h - Average wind speed in September:
4.1km/h - Average wind speed in October:
3.7km/h - Average wind speed in November:
3.5km/h - Average wind speed in December:
3.8km/h
The windiest months (with the highest average wind speed) are February and March (4.5km/h).
The calmest month (with the lowest average wind speed) is November (3.5km/h).
Average humidity
Ouesso, Congo
The month with the highest relative humidity is October (84%).
The month with the lowest relative humidity is January (54%).
Average rainfall
Ouesso, Congo
- Average rainfall in January:
22mm - Average rainfall in February:
51mm - Average rainfall in March:
97mm - Average rainfall in April:
114mm - Average rainfall in May:
113mm - Average rainfall in June:
98mm
The wettest month (with the highest rainfall) is October (147mm).
The driest month (with the least rainfall) is January (22mm).
Average rainfall days
Ouesso, Congo
- Average rainfall days in January:
9.3 days - Average rainfall days in February:
15.5 days - Average rainfall days in March:
22.8 days - Average rainfall days in April:
23.5 days - Average rainfall days in May:
23.8 days - Average rainfall days in June:
23.3 days
- Average rainfall days in July:
22.3 days - Average rainfall days in August:
23.8 days - Average rainfall days in September:
25.8 days - Average rainfall days in October:
28.1 days - Average rainfall days in November:
24.2 days - Average rainfall days in December:
12.3 days
The month with the highest number of rainy days is October (28.1 days).
The month with the least rainy days is January (9.3 days).
Average daylight / Average sunshine
Ouesso, Congo
- Average daylight in January:
12h and 0min - Average daylight in February:
12h and 1min - Average daylight in March:
12h and 1min - Average daylight in April:
12h and 1min - Average daylight in May:
12h and 1min - Average daylight in June:
12h and 1min
- Average daylight in July:
12h and 1min - Average daylight in August:
12h and 1min - Average daylight in September:
12h and 1min - Average daylight in October:
12h and 1min - Average daylight in November:
12h and 0min - Average daylight in December:
12h and 0min
The month with the longest days is June (Average daylight: 12h and 12min).
The month with the shortest days is December (Average daylight: 12h and 0min).
- Average sunshine in January:
9h and 5min - Average sunshine in February:
9h and 2min - Average sunshine in March:
9h and 3min - Average sunshine in April:
9h and 2min - Average sunshine in May:
8h and 2min - Average sunshine in June:
10h and 0min
- Average sunshine in July:
10h and 4min - Average sunshine in August:
9h and 5min - Average sunshine in September:
7h and 3min - Average sunshine in October:
7h and 2min - Average sunshine in November:
8h and 2min - Average sunshine in December:
9h and 3min
The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is October (Average sunshine: 7h and 18min).
Average sunshine days
Ouesso, Congo
- Average sunshine days in January:
18.5 days - Average sunshine days in February:
10.6 days - Average sunshine days in March:
6.3 days - Average sunshine days in April:
4.7 days - Average sunshine days in May:
5.3 days - Average sunshine days in June:
5 days
- Average sunshine days in July:
6 days - Average sunshine days in August:
5.6 days - Average sunshine days in September:
3.2 days - Average sunshine days in October:
2.1 days - Average sunshine days in November:
4.3 days - Average sunshine days in December:
16.8 days
The month with the most sunshine days is January (18.5 days).
The month with the least sunshine days is October (2.1 days).
Average UV index
Ouesso, Congo
The months with the highest UV index are January, February, March, April, May, July, November and December (UV index 7).
The months with the lowest UV index are June, August, September and October (UV index 6).
Average cloud cover
Ouesso, Congo
The month with the most cloud cover is October (Cloud cover 56).
The month with the least cloud cover is January (Cloud cover 19).
Average visibility
Ouesso, Congo
The months with the highest visibility are January and December (10km).
The months with the lowest visibility are September and October (7km).
Ouesso, Congo
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